if the sum of first n terms of an ap is 4n -n sq wht is the first term
Answers
Answered by
1
4n-n
N=1
Then,
4(1)-1=4-1=3.
a=3
N=1
Then,
4(1)-1=4-1=3.
a=3
Answered by
0
given
Sn=4n-n square
taking n=1
s1= 4×1-1 square
=4-1
=3
Sn=4n-n square
taking n=1
s1= 4×1-1 square
=4-1
=3
Similar questions